Scoop: Donald Trump Jr.'s endgame

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A single senator criticizing a fellow senator of the same party, especially a committee chair, is rare enough, but six Republican senators criticized the decision by Senate Intelligence Chairman Richard Burr (R-N.C.) to subpoena Donald Trump Jr. about the Russia investigation.

What's next: We're told Don Jr. won't show up. Options include daring the committee to hold him in contempt, taking the Fifth in writing, or (most likely) a compromise like answering written questions.